linux-kernel - Re: [PATCH 1/2] clk: Add Oxford Semiconductor OXNAS Standard Clocks

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Date:	Sun, 3 Apr 2016 15:56:26 +0200
From:	Neil Armstrong <narmstrong@...libre.com>
To:	Stephen Boyd <sboyd@...eaurora.org>
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-clk@...r.kernel.org
Subject: Re: [PATCH 1/2] clk: Add Oxford Semiconductor OXNAS Standard Clocks

On 04/02/2016 02:50 AM, Stephen Boyd wrote:
> On 04/01, Neil Armstrong wrote:
>> +	if (!onecell_data)
>> +		return -ENOMEM;
>> +
>> +	regmap = syscon_node_to_regmap(of_get_parent(np));
> 
> Can we use dev_get_regmap(&pdev->dev.parent) here instead? I'd
> prefer device APIs over DT APIs here. 
> 

It will not work here since the parent node is a syscon, the call to syscon_node_to_regmap() will call of_syscon_register() and create the regmap, the dev_get_regmap() needs a proper platform device registered as regmap here.

Neil